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    • 1. 发明申请
    • MOVING IMAGE ENCODING AND DECODING SYSTEM
    • 移动图像编码和解码系统
    • US20110222601A1
    • 2011-09-15
    • US13051768
    • 2011-03-18
    • Yoshinori SuzukiChoong Seng BoonJens-Rainer OhmMathias WienAleksandar StojanovicThiow Keng Tan
    • Yoshinori SuzukiChoong Seng BoonJens-Rainer OhmMathias WienAleksandar StojanovicThiow Keng Tan
    • H04N7/26
    • H04N19/573H04N19/51H04N19/593
    • A moving image encoding and decoding system reduces compressed moving picture data amounts by producing a prediction signal suitable for moving pictures including dynamic textures. The system includes a moving picture encoding device 1 that includes a block divider 102 receiving a target pixel signal, a prediction signal generator 103 producing a prediction signal, a subtractor 105 producing a differential signal, and a transformer 106 and quantizer 107 producing an encoded differential signal. The encoding device 1 also includes an inverse quantizer 108 and inverse transformer 109 producing a decoded differential signal, an adder 110 producing a reproduction signal, a frame memory 104 storing the reproduction signal as a reference image, and a reference image generator 113. The reference image generator 113 may obtain an observation matrix C by using a pre-existing reference image. The encoding system 1 produces a new reference image y″t+5 based on the observation matrix C and a state vector xt+5, and stores the new reference image in the frame memory 104. The prediction signal generator 103 produces the prediction signal by using at least the new reference image y″t+5.
    • 运动图像编码和解码系统通过产生适合于包括动态纹理的运动图像的预测信号来减少压缩的运动图像数据量。 该系统包括运动图像编码装置1,其包括接收目标像素信号的块分割器102,产生预测信号的预测信号发生器103,产生差分信号的减法器105以及产生编码差分的变换器106和量化器107 信号。 编码装置1还包括产生解码差分信号的逆量化器108和逆变换器109,产生再现信号的加法器110,存储再现信号作为参考图像的帧存储器104和参考图像生成器113。 图像生成器113可以通过使用预先存在的参考图像来获得观察矩阵C. 编码系统1基于观察矩阵C和状态向量xt + 5产生新的参考图像y“t + 5,并将新的参考图像存储在帧存储器104中。预测信号发生器103通过 至少使用新的参考图像y“t + 5。
    • 2. 发明授权
    • Moving image encoding and decoding system
    • 运动图像编解码系统
    • US09277238B2
    • 2016-03-01
    • US13051768
    • 2011-03-18
    • Yoshinori SuzukiChoong Seng BoonJens-Rainer OhmMathias WienAleksandar StojanovicThiow Keng Tan
    • Yoshinori SuzukiChoong Seng BoonJens-Rainer OhmMathias WienAleksandar StojanovicThiow Keng Tan
    • H04N19/51H04N19/593H04N19/573
    • H04N19/573H04N19/51H04N19/593
    • A moving image encoding and decoding system reduces compressed moving picture data amounts by producing a prediction signal suitable for moving pictures including dynamic textures. The system includes a moving picture encoding device 1 that includes a block divider 102 receiving a target pixel signal, a prediction signal generator 103 producing a prediction signal, a subtractor 105 producing a differential signal, and a transformer 106 and quantizer 107 producing an encoded differential signal. The encoding device 1 also includes an inverse quantizer 108 and inverse transformer 109 producing a decoded differential signal, an adder 110 producing a reproduction signal, a frame memory 104 storing the reproduction signal as a reference image, and a reference image generator 113. The reference image generator 113 may obtain an observation matrix C by using a pre-existing reference image. The encoding system 1 produces a new reference image y″t+5 based on the observation matrix C and a state vector xt+5, and stores the new reference image in the frame memory 104. The prediction signal generator 103 produces the prediction signal by using at least the new reference image y″t+5.
    • 运动图像编码和解码系统通过产生适合于包括动态纹理的运动图像的预测信号来减少压缩的运动图像数据量。 该系统包括运动图像编码装置1,其包括接收目标像素信号的块分割器102,产生预测信号的预测信号发生器103,产生差分信号的减法器105以及产生编码差分的变换器106和量化器107 信号。 编码装置1还包括产生解码差分信号的逆量化器108和逆变换器109,产生再现信号的加法器110,存储再现信号作为参考图像的帧存储器104和参考图像生成器113。 图像生成器113可以通过使用预先存在的参考图像来获得观察矩阵C. 编码系统1基于观察矩阵C和状态向量xt + 5产生新的参考图像y“t + 5,并将新的参考图像存储在帧存储器104中。预测信号发生器103通过 至少使用新的参考图像y“t + 5。
    • 4. 发明授权
    • Image prediction encoding device, image prediction decoding device, image prediction encoding method, image prediction decoding method, image prediction encoding program, and image prediction decoding program
    • 图像预测编码装置,图像预测解码装置,图像预测编码方法,图像预测解码方法,图像预测编码程序,图像预测解码程序
    • US08761254B2
    • 2014-06-24
    • US12602949
    • 2008-06-02
    • Choong Seng BoonThiow Keng TanYoshinori Suzuki
    • Choong Seng BoonThiow Keng TanYoshinori Suzuki
    • H04N7/32H04N7/26H04N7/34H04N7/50
    • H04N19/593H04N19/11H04N19/14H04N19/176H04N19/61
    • An object is to efficiently depress mode information for identification of a prediction method even if there are a lot of prediction methods provided as to methods of generating intra-frame prediction signals in a pixel domain. An image prediction encoding device 10 has a block dividing unit 102, an intra-frame prediction signal generation method determining unit 105, an intra-frame prediction signal generating unit 106, a subtractor 108, a transform unit 109, a quantization unit 110, and an entropy encoding unit 115; the intra-frame prediction signal generation method determining unit 105 derives an adjacent region prediction method for generation of an intra-frame prediction signal highly correlated with pixel signals of an adjacent region, using a proximate pixel group to a target region, out of a plurality of first prediction methods, and predicts a target region prediction method for target pixel signals, based on the derived adjacent region prediction method; the intra-frame prediction signal generating unit 106 generates an intra-frame prediction signal for the target region, based on the target region prediction method.
    • 即使在像素域中生成画面内预测信号的方法有很多预测方法的情况下,也可以有效地抑制用于识别预测方法的模式信息。 图像预测编码装置10具有块分割单元102,帧内预测信号生成方法确定单元105,帧内预测信号生成单元106,减法器108,变换单元109,量化单元110和 熵编码单元115; 帧内预测信号生成方法决定部105使用与目标区域相邻的近似像素群,生成与多个相邻区域的像素信号高度相关的帧内预测信号的相邻区域预测方法 并且基于导出的相邻区域预测方法来预测目标像素信号的目标区域预测方法; 帧内预测信号生成部106基于目标区域预测方法生成目标区域的帧内预测信号。
    • 5. 发明授权
    • Image encoding and decoding device
    • 图像编解码装置
    • US08542936B2
    • 2013-09-24
    • US13212035
    • 2011-08-17
    • Yoshinori SuzukiChoong Seng BoonThiow Keng Tan
    • Yoshinori SuzukiChoong Seng BoonThiow Keng Tan
    • G06K9/36G06K9/46
    • H04N19/157H04N19/119H04N19/122H04N19/129H04N19/13H04N19/176H04N19/61H04N19/647H04N19/96
    • A picture encoding device may include a unit for selecting a division method of a target region, and a unit for dividing the target region into small regions using the division method, generating a prediction signal in the small region, generating a residual signal between the prediction signal and the original signal of the small region, generating quantized transform coefficients by performing frequency transform and quantization of the residual signal, selecting a map for mapping the quantized transform coefficients of the small region onto leaves of a tree structure that is common to a plurality of division methods in accordance with attribute information of the small region, mapping the quantized transform coefficients of the small region onto the leaves of the tree structure based on the map, and updating the states of the nodes and leaves of the tree structure according to the coefficient values of the respective leaves.
    • 图像编码装置可以包括用于选择目标区域的分割方法的单元和使用分割方法将目标区域划分为小区域的单元,在小区域中生成预测信号,在预测之间产生残差信号 信号和小区域的原始信号,通过执行残差信号的频率变换和量化来产生量化变换系数,选择用于将小区域的量化变换系数映射到多个公共树的树结构的叶上的映射 根据小区域的属性信息,将小区域的量化变换系数映射到树结构的树叶上,并根据该图来更新树结构的节点和叶的状态 各叶的系数值。
    • 6. 发明申请
    • IMAGE PREDICTION ENCODING DEVICE, IMAGE PREDICTION DECODING DEVICE, IMAGE PREDICTION ENCODING METHOD, IMAGE PREDICTION DECODING METHOD, IMAGE PREDICTION ENCODING PROGRAM, AND IMAGE PREDICTION DECODING PROGRAM
    • 图像预测编码设备,图像预测解码设备,图像预测编码方法,图像预测解码方法,图像预测编码程序和图像预测解码程序
    • US20100195722A1
    • 2010-08-05
    • US12602949
    • 2008-06-02
    • Choong Seng BoonThiow Keng TanYoshinori Suzuki
    • Choong Seng BoonThiow Keng TanYoshinori Suzuki
    • H04N7/32G06K9/46
    • H04N19/593H04N19/11H04N19/14H04N19/176H04N19/61
    • An object is to efficiently depress mode information for identification of a prediction method even if there are a lot of prediction methods provided as to methods of generating intra-frame prediction signals in a pixel domain. An image prediction encoding device 10 has a block dividing unit 102, an intra-frame prediction signal generation method determining unit 105, an intra-frame prediction signal generating unit 106, a subtractor 108, a transform unit 109, a quantization unit 110, and an entropy encoding unit 115; the intra-frame prediction signal generation method determining unit 105 derives an adjacent region prediction method for generation of an intra-frame prediction signal highly correlated with pixel signals of an adjacent region, using a proximate pixel group to a target region, out of a plurality of first prediction methods, and predicts a target region prediction method for target pixel signals, based on the derived adjacent region prediction method; the intra-frame prediction signal generating unit 106 generates an intra-frame prediction signal for the target region, based on the target region prediction method.
    • 即使在像素域中生成画面内预测信号的方法有很多预测方法的情况下,也可以有效地抑制用于识别预测方法的模式信息。 图像预测编码装置10具有块分割单元102,帧内预测信号生成方法确定单元105,帧内预测信号生成单元106,减法器108,变换单元109,量化单元110和 熵编码单元115; 帧内预测信号生成方法决定部105使用与目标区域相邻的近似像素群,生成与多个相邻区域的像素信号高度相关的帧内预测信号的相邻区域预测方法 并且基于导出的相邻区域预测方法来预测目标像素信号的目标区域预测方法; 帧内预测信号生成部106基于目标区域预测方法生成目标区域的帧内预测信号。
    • 8. 发明授权
    • Image encoding/decoding system
    • 图像编码/解码系统
    • US08483496B2
    • 2013-07-09
    • US13188342
    • 2011-07-21
    • Choong Seng BoonYoshinori SuzukiThiow Keng Tan
    • Choong Seng BoonYoshinori SuzukiThiow Keng Tan
    • G06K9/36G06K9/46
    • H04N19/11H04N19/119H04N19/176H04N19/593H04N19/61
    • A picture prediction encoding device includes: a region division unit for dividing an input picture into a plurality of blocks; a prediction signal generation unit for generating a prediction signal with respect to a pixel signal that is included in a subject block to be processed among the blocks; a residual signal generation unit for generating a residual signal between the pixel signal of the subject block and the generated prediction signal; a signal encoding unit for generating a compressed signal by encoding the residual signal; and a storage unit for decompressing the compressed signal and storing the decompressed signal as a reproduced pixel signal. The prediction signal generation unit is configured to sub-divide the subject block into a plurality of small regions, at least one of the small regions is non-square, and a length of a first side of the non-square small region is longer than a length of a second side that is different from the first side.
    • 图像预测编码装置包括:区域分割单元,用于将输入图像分割成多个块; 预测信号生成单元,用于相对于包含在所述块中的待处理块中的像素信号生成预测信号; 剩余信号生成单元,用于生成所述被摄体块的像素信号与所生成的预测信号之间的残差信号; 信号编码单元,用于通过对残差信号进行编码来产生压缩信号; 以及存储单元,用于解压缩压缩信号并将解压缩信号存储为再现的像素信号。 所述预测信号生成部被配置为将所述被摄体块分割为多个小区域,所述小区域中的至少一个是非方形的,所述非平方小区域的第一侧的长度长于 与第一侧不同的第二侧的长度。